A missing listing does not mean out of network. Directories change, and a listing does not cover every office. Call Dr. Chang’s office at (408) 851-1000 to confirm they take your plan. Ask about the office you use, its medical group, referrals and appointments.
Plans whose provider directory lists this clinician
Medicaid paid $0 for 13 billed services this clinician did in 2024, up to 13 people in a month for one service.
Medicaid and CHIP claims where this clinician did the service, fee-for-service and managed care together. Any month with fewer than 11 patients is hidden, so small Medicaid practices undercount.
Largest Medicaid services in 2024
New patient visit (30+ min)
13
$0
Medicaid work by year
2024
13
1
13
$0
Drugs they prescribed that Part D paid
$7,675
Pharmacies billed $7,675 in 2024.
This is pharmacy cost, not the office bill, and not what patients paid.
233 generic and fewer than 11 brand-name prescriptions · $7,675 in drug cost · 44 antibiotic prescriptions to 25 people.
Part D prescriptions only. The opioid rate is opioid prescriptions as a share of all this clinician's Part D prescriptions; surgeons and pain specialists run higher than others, so it is shown against the same specialty.
Largest Part D drug costs
Ciprofloxacin-Dexamethasone
25
$3,350
$134
Fluticasone Propionate
26
$658
$25
Fluocinolone Acetonide
22
$604
$27
Amoxicillin-Clavulanate Potass
19
$328
$17
Mupirocin
12
$174
$15
See all 7 drugs
Every Part D drug this clinician prescribed
Ciprofloxacin-Dexamethasone
25
$3,350
$134
Fluticasone Propionate
26
$658
$25
Fluocinolone Acetonide
22
$604
$27
Amoxicillin-Clavulanate Potass
19
$328
$17
Mupirocin
12
$174
$15
Pantoprazole
11
$163
$15
Erythromycin
11
$148
$13
Year by year
Part D prescribing by year
2024
235
96
—None
—None
$7,675
2023
327
131
3% (11)
—None
$10,933
2022
351
151
7% (23)
—None
$12,338
2021
329
131
7% (23)
7%
$8,291
2020
200
82
—None
9%
$5,406
2019
321
158
5% (17)
11%
$10,294
2018
346
175
4% (12)
9%
$10,325
2017
328
173
6% (18)
12%
$14,870
2016
174
105
—None
10%
$9,514
2015
230
119
—None
12%
$14,703
2014
73
48
—None
—None
$4,210
2013
16
11
—None
—None
$937
Part D prescriptions only. A drug prescribed to fewer than 11 people in a year is hidden.